Filters








26 Hits in 8.3 sec

The Benefits of the Ka-Band as Evidenced from the SARAL/AltiKa Altimetric Mission: Scientific Applications

Jacques Verron, Pascal Bonnefond, Lofti Aouf, Florence Birol, Suchandra Bhowmick, Stéphane Calmant, Taina Conchy, Jean-François Crétaux, Gérald Dibarboure, A. Dubey, Yannice Faugère, Kevin Guerreiro (+12 others)
2018 Remote Sensing  
The mission objectives were firstly the observation of the oceanic mesoscales but also global and regional sea level monitoring, including the coastal zone, data assimilation, and operational oceanography  ...  Compared to the standard Ku-band altimetry measurements, the Ka-band provides substantial improvements in terms of spatial resolution and data accuracy.  ...  Acknowledgments: The SARAL/AltiKa mission is an achievement of a very fruitful cooperation between ISRO and CNES. The contribution of EUMETSAT to data distribution is also strongly appreciated.  ... 
doi:10.3390/rs10020163 fatcat:ty2shtipqzbzfgvfd7ghg7moum

Remote Sensing Systems for Ocean: A Review (Part 2: Active Systems)

Meisam Amani, Farzaneh Mohseni, Nasir Farsad Layegh, Mohsen Eslami Nazari, Farzam Fatolazadeh, Abbas Salehitangrizi, Seyed Ali Ahmadi, Hamid Ebrahimy, Arsalan Ghorbanian, Shuanggen Jin, Sahel Mahdavi, Armin Moghimi
2022 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
Part 1 of this review paper was dedicated to reviewing passive RS systems and their main applications in the ocean.  ...  As discussed in the previous part of this review paper, Remote Sensing (RS) creates unprecedented opportunities by providing a variety of systems with different characteristics to study and monitor oceans  ...  HY-2 satellites, including HY-2A (2011), HY-2B (2018), HY 2C (2020), and HY 2D (2021), are the second generations of HY satellites and are equipped with a radar altimeter in Ku-and C-bands.  ... 
doi:10.1109/jstars.2022.3141980 fatcat:kc55frb76nbtfkkfabvhbtflem

A Review of Marine Gravity Field Recovery from Satellite Altimetry

Zhen Li, Jinyun Guo, Bing Ji, Xiaoyun Wan, Shengjun Zhang
2022 Remote Sensing  
We provide an overview of advances in satellite altimetry for marine gravity field recovery, focusing on the impact factors and available models of altimetric gravity field construction.  ...  In addition, the problems to be resolved in altimeter data processing are highlighted.  ...  Acknowledgments: We are grateful to SIO and DTU for the global marine gravity anomaly models.  ... 
doi:10.3390/rs14194790 fatcat:7revs6o46rbjnk45kn6rlpb3ki

Altimetry for the future: Building on 25 years of progress

Saleh Abdalla, Abdolnabi Abdeh Kolahchi, Susheel Adusumilli, Suchandra Aich Bhowmick, Eva Alou-Font, Laiba Amarouche, Ole Baltazar Andersen, Helena Antich, Lotfi Aouf, Brian Arbic, Thomas Armitage, Sabine Arnault (+349 others)
2021 Advances in Space Research  
Instruments' development and satellite missions' evolutions are described in a fourth section.  ...  The paper starts with a general introduction followed by a section on Earth System Science including Ocean Dynamics, Sea Level, the Coastal Ocean, Hydrology, the Cryosphere and Polar Oceans and the "Green  ...  In the more recent years, very fruitful cooperations with India and China through the development and exploitation of satellite missions (SARAL/AltiKa, HY-2A&B, CFOSAT) have enabled and increased fruitful  ... 
doi:10.1016/j.asr.2021.01.022 fatcat:zgsllfqrgnfyporr7rs2dgb77e

Fine-scale Altimetry and the Future SWOT Mission [chapter]

Rosemary Morrow, Dennis Blurmstein, Gerald Dibarboure
2018 New Frontiers in Operational Oceanography  
We also address various mapping techniques being used to derive gridded SSH data and the issues for observing fine-scale ocean dynamics from altimeter data in the coastal zone.  ...  This chapter describes recent advances in improving altimetry observations over the ocean for the detection of fine-scale ocean dynamics.  ...  , Saral/AltiKa are green, Cryosat-2 are red, and HY-2A are pink.  ... 
doi:10.17125/gov2018.ch08 fatcat:eod7oxlnivhajliqb42u7gxw6e

Accuracy assessment of global barotropic ocean tide models

D. Stammer, R. D. Ray, O. B. Andersen, B. K. Arbic, W. Bosch, L. Carrère, Y. Cheng, D. S. Chinn, B. D. Dushaw, G. D. Egbert, S. Y. Erofeeva, H. S. Fok (+15 others)
2014 Reviews of Geophysics  
included in the altimetric Geophysical Data Record (GDR) processing.  ...  In particular, in the deep ocean, the most reliable test data set is probably still that developed by D. Luther, based on the analysis of 24 Pacific island tide gauges [Miller et al., 1993] .  ...  Acknowledgments We thank Phil Woodworth, Jean-Marie Beckers, and Carl Wunsch for comments on the original manuscript, and we thank Terry Williams, Bryant Loomis, and Andy Griffin for help with  ... 
doi:10.1002/2014rg000450 fatcat:zliezbfkbndlfeipi2a72tw34m

Advances and Accuracy Assessment of Ocean Tide Models in the Antarctic Ocean

Weikang Sun, Xinghua Zhou, Dongxu Zhou, Yanfei Sun
2022 Frontiers in Earth Science  
The accuracy of FES 2014, TPXO9, EOT20, CATS 2008, and regional tide models in the Antarctic Ocean and typical areas was evaluated using tidal records and satellite altimetry data.  ...  The accuracy of FES 2014, TPXO9, CATS 2008, and the regional tide model in the Drake Passage, Kerguelen Islands, and Adelie–Mertz was evaluated using satellite altimetry data.  ...  On the one hand, the mechanism of sea ice changes should be further studied to weaken the seasonal influence of sea ice on altimetry data; on the other hand, the data of ICESat-2, HY-2A, Sentinel-3, and  ... 
doi:10.3389/feart.2022.757821 fatcat:cdua7eqw4ffvvmpataerewhabq

Eddy-resolving global ocean prediction [chapter]

Harley E. Hurlburt, Eric P. Chassignet, James A. Cummings, A. Birol Kara, E. Joseph Metzger, Jay F. Shriver, Ole Martin Smedstad, Alan J. Wallcraft, Charlie N. Barron
2008 Ocean Modeling in an Eddying Regime  
The public reporting burden for this collection of information is estimated to average 1 hour per response, including the time for reviewing instructions, searching existing data sources, gathering and  ...  maintaining the data needed, and completing and reviewing the collection of information Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions  ...  In addition, we thank our numerous colleagues who provided input for the brief history of ocean prediction.  ... 
doi:10.1029/177gm21 fatcat:j45zq7adzffidmg4muatutgn4q

Eddy Resolving Global Ocean Prediction

Alan J. Wallcraft, E. Joseph Metzger, Ole Martin Smedstad
2009 2009 DoD High Performance Computing Modernization Program Users Group Conference  
The public reporting burden for this collection of information is estimated to average 1 hour per response, including the time for reviewing instructions, searching existing data sources, gathering and  ...  maintaining the data needed, and completing and reviewing the collection of information Send comments regarding this burden estimate or any other aspect of this collection of information, including suggestions  ...  In addition, we thank our numerous colleagues who provided input for the brief history of ocean prediction.  ... 
doi:10.1109/hpcmp-ugc.2009.42 fatcat:r4lkyanrxzfa3hrmouektpdvjy

Remote Sensing Systems for Ocean: A Review (Part 1: Passive Systems)

Meisam Amani, Arsalan Ghorbanian, Milad Asgarimehr, Bahareh Yekkehkhany, Armin Moghimi, Shuanggen Jin, Amin Naboureh, Farzaneh Mohseni, Sahel Mahdavi, Nasir Farsad Layegh
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
In this regard, Remote Sensing (RS) systems offer exceptional advantages for mapping and monitoring various oceanographic parameters with acceptable temporal and spatial resolutions over the oceans and  ...  Finally, various oceanographic parameters, which can be retrieved from the data acquired by passive RS systems, along with the corresponding methods, are discussed.  ...  Moreover, [161] presented an inclusive comparison of the OSW vector measured by HY-2A scatterometer (Ku-band scatterometer) and WindSat between October 2011 and September 2015 in the global oceans.  ... 
doi:10.1109/jstars.2021.3130789 fatcat:d72n7euwp5bwravcprfmhfjove

Research progress of ocean satellite altimetry and its recovery of global marine gravity field and seafloor topography model

SUN Zhongmiao, GUAN Bin, ZHAI Zhenhe, OUYANG Mingda
2022 Acta Geodaetica et Cartographica Sinica  
mode altimetry or SWOT (surface water ocean topography) mission, the combination of bathymetry model derived from satellite altimetry and advanced topographic laser altimeter observation data and remote  ...  This paper systematically expounds the research trends of another new technology of ocean satellite altimetry, namely GNSS reflected signal measurement technology, and gives the development context and  ...  SWOT: the surface water and ocean topography mission-wide-swath altimetric measurement of water elevation on earth[R].  ... 
doi:10.11947/j.agcs.2022.20220069 doaj:d8737d2149f445e484e1083de2000fb5 fatcat:wi2engob5fgpfpy3d4b3nwiuce

DUACS DT2014: the new multi-mission altimeter data set reprocessed over 20 years

Marie-Isabelle Pujol, Yannice Faugère, Guillaume Taburet, Stéphanie Dupuy, Camille Pelloquin, Michael Ablain, Nicolas Picot
2016 Ocean Science (OS)  
Although all of the DUACS products have been upgraded, this paper focuses on the enhancements to the gridded SLA products over the global ocean.  ...  An error budget is used to highlight the limitations of the new gridded products, with notable errors in areas with strong internal tides.</p>  ...  The DT2014 reprocessing exercise has been supported by the French SALP/CNES project with co-funding from the European MyOcean-2 and MyOcean Follow On projects. Edited by: E. J. M.  ... 
doi:10.5194/os-12-1067-2016 fatcat:3i4vivn5urc3xpvo6i3jnwhpiy

DUACS DT2014 : the new multi-mission altimeter dataset reprocessed over 20 years

M.-I. Pujol, Y. Faugère, G. Taburet, S. Dupuy, C. Pelloquin, M. Ablain, N. Picot
2016 Ocean Science Discussions  
Although all the DUACS products have been improved, this paper focuses on gridded products quality description over the global ocean.  ...  The budget error is finally discussed, in order to highlight the limitation of gridded products, notably in strong internal tide area.  ...  The DT2014 reprocessing exercise has been supported by the French SALP/CNES project with co-funding from the European MyOcean-2 and MyOcean Follow On projects. Edited by: E. J. M.  ... 
doi:10.5194/os-2015-110 fatcat:w7iwgosyqreklicvo2aykdcirq

2019 Index IEEE Transactions on Geoscience and Remote Sensing Vol. 57

2019 IEEE Transactions on Geoscience and Remote Sensing  
., Insect Biological Parameter Estimation Based on the Invariant Target Parameters of the Scattering Matrix; TGRS Aug. 2019 6212-6225 Hu, C., see Zhang, M., TGRS Sept. 2019 6666-6674 Hu, C., Zhang,  ...  B., Dong, X., and Li, Y., Geosynchronous SAR Tomography: Theory and First Experimental Verification Using Beidou IGSO Satellite; TGRS Sept. 2019 6591-6607 Hu, F., Wu, J., Chang, L., and Hanssen, R.F  ...  ., +, TGRS April 2019 2277-2289 Using Artificial Neural Network Ensembles With Crogging Resampling Technique to Retrieve Sea Surface Temperature From HY-2A Scanning Microwave Radiometer Data.  ... 
doi:10.1109/tgrs.2020.2967201 fatcat:kpfxoidv5bgcfo36zfsnxe4aj4

Tagging through the stages: technical and ecological challenges in observing life histories through biologging

GL Shillinger, H Bailey, SJ Bograd, EL Hazen, M Hamann, P Gaspar, BJ Godley, RP Wilson, JR Spotila
2012 Marine Ecology Progress Series  
In this Theme Section, we highlight novel uses of biologging data on juvenile animals, including reviews of tagging efforts on multiple lifehistory stages and the integration of oceanographic data in tagging  ...  ABSTRACT: Biologging data have provided important insights into the biology of marine mammals, sea turtles, birds, fish, and some invertebrates.  ...  The workshop was generously supported by funding from The Cinco Hermanos Foundation, Inter-Research, Collecte Localisation Satellites (CLS), CLS-America, The Leatherback Trust, Wildlife Computers, Desert  ... 
doi:10.3354/meps09816 fatcat:g6zb4msnfrbn3d4e76kxfohqpi
« Previous Showing results 1 — 15 out of 26 results